GM71C(S)17400C/CL
Read- Modify-Write Cycle
Symbol
Parameter
Read-Modify-Write Cycle Time
RAS to WE Delay Time
CAS to WE Delay Time
Column Address to WE Delay Time
OE Hold Time from WE
GM71C(S)17400 GM71C(S)17400 GM71C(S)17400
C/CL-5
C/CL-6
C/CL-7
Unit
ns
ns
ns
ns
ns
Note
Min Max Min Max Min Max
t
RWC
t
RWD
t
CWD
t
AWD
t
OEH
131
73
36
48
13
-
-
-
-
-
155
85
40
55
15
-
-
-
-
-
181
98
46
63
18
-
-
-
-
-
14
14
14
Refresh Cycle
Symbol
Parameter
CAS Setup Time
(CAS-before-RAS Refresh Cycle)
CAS Hold Time
(CAS-before-RAS Refresh Cycle)
WE Setup Time
(CAS-before-RAS Refresh Cycle)
WE Hold Time
(CAS-before-RAS Refresh Cycle)
RAS Precharge to CAS Hold Time
GM71C(S)17400 GM71C(S)17400
C/CL-5
C/CL-6
GM71C(S)17400
C/CL-7
Unit
Note
Min Max Min Max Min Max
t
CSR
t
CHR
t
WRP
t
WRH
t
RPC
5
7
0
10
5
-
-
-
-
-
5
10
0
10
5
-
-
-
-
-
5
10
0
10
5
-
-
-
-
-
ns
ns
ns
ns
ns
Fast Page Mode Cycle
Symbol
Parameter
Fast Page Mode Cycle Time
Fast Page Mode RAS Pulse Width
Access Time from CAS Precharge
RAS Hold Time from CAS Precharge
GM71C(S)17400 GM71C(S)17400
C/CL-5
C/CL-6
GM71C(S)17400
C/CL-7
Unit
ns
ns
ns
ns
Note
Min Max Min Max Min Max
t
PC
t
RASP
t
ACP
t
RHCP
35
-
-
30
-
100,000
40
-
-
35
-
100,000
45
-
-
40
-
100,000
16
9,17,20
30
-
35
-
40
-
Rev 0.1 / Apr’01